Bibliography

de Brouwer, J., B. Helder, J. France, M. C. de Visser, R. P. J. H. Struijk, and B. Wielstra. 2023. An isolated crested newt population in Dutch coastal dunes: distribution relict or introduction?. Amphibia-Reptilia 44: 19–26 (DOI:10.1163/15685381-bja10103).